Question

D. Answer in one word.
1. This. gas is used to extinguish fire.
2. The other name for the outer zone of a candle flame. ​

Answer 1

Answer:

1..... Carbon dioxidegas is used to extinguish fire.

2.... Luminous zone is the

other name for the outer zone of a candle flame.

Answer 2

Answer:

1. Carbon dioxide
2. blue

hope this helps you